DATAREST-113 - Fixed glitches in JSON schema creation.

PersistentEntityToJsonSchemaConverter looks up the ResourceMetadata correctly and builds up URIs in a proper way.

spring-data-rest-webmvc/src/main/java/org/springframework/data/rest/webmvc/json/PersistentEntityToJsonSchemaConverter.java

@@ -3,7 +3,6 @@ package org.springframework.data.rest.webmvc.json;
 import static org.springframework.data.rest.webmvc.json.PersistentEntityJackson2Module.*;
 import static org.springframework.util.StringUtils.*;
 
-import java.net.URI;
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
@@ -79,7 +78,7 @@ public class PersistentEntityToJsonSchemaConverter implements ConditionalGeneric
 	public Object convert(Object source, TypeDescriptor sourceType, TypeDescriptor targetType) {
 
 		PersistentEntity<?, ?> persistentEntity = repositories.getPersistentEntity((Class<?>) source);
-		final ResourceMetadata metadata = mappings.getMappingFor(persistentEntity.getClass());
+		final ResourceMetadata metadata = mappings.getMappingFor(persistentEntity.getType());
 		String entityDesc = persistentEntity.getType().isAnnotationPresent(Description.class) ? persistentEntity.getType()
 				.getAnnotation(Description.class).value() : null;
 
@@ -122,7 +121,7 @@ public class PersistentEntityToJsonSchemaConverter implements ConditionalGeneric
 					return;
 				}
 
-				RepositoryLinkBuilder builder = new RepositoryLinkBuilder(metadata, URI.create("{id}"));
+				RepositoryLinkBuilder builder = new RepositoryLinkBuilder(metadata, null).slash("{id}");
 				maybeAddAssociationLink(builder, mappings, persistentProperty, links);
 			}
 		});

spring-data-rest-webmvc/src/test/java/org/springframework/data/rest/webmvc/AbstractWebIntegrationTests.java

@@ -168,5 +168,27 @@ public abstract class AbstractWebIntegrationTests {
 		}
 	}
 
+	/**
+	 * @see DATAREST-113
+	 */
+	@Test
+	public void exposesSchemasForResourcesExposed() throws Exception {
+
+		MockHttpServletResponse response = request("/");
+
+		for (String rel : expectedRootLinkRels()) {
+
+			Link link = assertHasLinkWithRel(rel, response);
+
+			// Resource
+			request(link);
+
+			// Schema - TODO:Improve by using hypermedia
+			mvc.perform(get(link.getHref() + "/schema").//
+					accept(MediaType.parseMediaType("application/schema+json"))).//
+					andExpect(status().isOk());
+		}
+	}
+
 	protected abstract Iterable<String> expectedRootLinkRels();
 }